InChI=1S/C33H54O9/c1-19(2)10-7-11-20(3)12-8-13-21(4)14-9-16-33(6)17-15-23-18-24(34)29(22(5)28(23)42-33)40-32-27(37)25(35)26(36)30(41-32)31(38)39/h18-21,25-27,30,32,34-37H,7-17H2,1-6H3,(H,38,39)/t20?,21?,25?,26?,27?,30?,32?,33-/m0/s1